Coleoptera (Beetles)
of Orange County, California (and nearby places)

(Click on images or names to open)

Yellow background, exotic to California and/or North America.

Photographed and compiled by Peter J. Bryant (pjbryant@uci.edu)
Department of Developmental and Cell Biology, 
University of California, Irvine, CA
92697
and Ron Hemberger  

Anobiidae (Death-watch Beetles) Buprestidae (Metallic Wood-boring Beetles)

Death-watch Beetle,
Xyletininae

Acmaeodera angelica

Spotted Flower Buprestid, Acmaeodera hepburni

Spotted Flower Buprestid, Acmaeodera labyrinthica
Buprestidae (Metallic Wood-boring Beetles, cont.)

Agrilus angelicus

Goldspotted Oak Borer, Agrilus auroguttatus - a pest of Oak trees in San Diego County

Agrilus blandus

Anthaxia sp.
 
Cantharidae (Soldier Beetles)

Leatherwing Beetle,
Cultellunguis ingenuus

Leatherwing Beetle,
Cultellunguis sp.

Brown Leatherwing Beetle, Pacificanthia consors

Soldier Beetle
 
Carabidae (Ground Beetles)

Ground Beetle,
Amara quenseli

Woodland Ground Beetle,
Calathus ruficollis

Common Calosoma,
Calosoma semilaeve

False Bombardier Beetle,
Chlaenius cumatilis

Western Beach Tiger Beetle, Cicindela latesignata

Mudflat Tiger Beetle,
Cicindela trifasciata sigmoidea

Dicheirus dilatatus

Harpalus sp.

Plochionus timidus


Woodland Ground Beetle,
Pterostichus sp.

Additional Cicindelids (subfamily of Carabidae) reported from Upper Newport Bay shoreline:
Red belly tiger beetle, Cicindela haemorrhagica pacifica
Cicindela gabbi
Cicindela hirticollis gravida obliviosa
March, K.G. (1990) Upper Newport Bay Regional Park Existing Biological Resources. Prepared for EDAW
Cerambycidae (Longhorned Beetles)

Blood-necked Longhorned Beetle, Callimoxys sanguinicollis

Crossidius testaceus

Elderberry Longhorn Beetle, Desmocerus californicus

California Root Borer,
Prionus californicus

Prionus lecontei

Flat-faced Longhorn Beetle, Ipochus fasciatus

Flower Longhorn Beetle,
Judolia sexspilota

Megobrium edwardsi

Neoclytus modestus

Eucalyptus Borer,
Phoracantha semipunctata

Flower Longhorn Beetle, Strophiona tigrinae

Milkweed Borer Beetle,
Tetraopes basalis

Tragidion sp.

Triodoclytus lanifer

Willow Borer,
Xylotrechus insignis
Chrysomelidae (Leaf Beetles)

Western Striped Cucumber Beetle, Acalymma trivittatum

Pea & Bean Weevil,
Acanthoscelides (inquisitus?)

Leaf Beetle,
Acanthoscelides pallidipennis

Pea & Bean Weevil,
Acanthoscelides pauperculus

Flea Beetle,
Altica sp.

Flea Beetle,
Tribe Alticini

Flea Beetle,
Tribe Alticini

Flea Beetle,
Tribe Alticini

Casebearer beetle,
Cryptocephalus castaneus

Casebearer beetle,
Cryptocephalus spurcus spurcus

Casebearer beetle,
Cryptocephalus sp.

Southern Eucalyptus leaf beetle Chrysophtharta m-fuscum

Cobalt Milkweed Beetle,
Chrysochus cobaltinus

Casebearer Beetle,
Diachus sp.

Banded Cucumber Beetle,
Diabrotica balteata

Spotted Cucumber Beetle, Diabrotica undecimpunctata

Western flea-beetle,
Hemiglyptus basalis

Three-Lined Lema Beetle,
Lema trivittata

Leafminer Beetle,
Microrhopala rubrolineata

Pachybrachis sp.

Leaf Beetle,
Paria sp.

Skeletonizing Leaf Beetle, Pseudoluperus maculicollis

Short-horned Leaf Beetle,
Saxinis deserticola

Seed Beetle,
Stator limbatus

Pea & Bean Weevil,
Stator pruinius

Flea Beetle,
Systena sp.

Flea Beetle,
Systena sp.

Australian Tortoise Beetle, Trachymela sloanei

Skeletonizing Leaf Beetle,
Triarius nigroflavus

Skeletonizing Leaf Beetle,
Trirhabda geminata
Chrysomelidae (Leaf Beetles) cont. Cleridae (Checkered Beetles)

Zabrotes sp.

Leaf Beetle

Cymatodera sp.

Ornate Checkered Beetle, Trichodes ornatus (yellow phase)

Ornate Checkered Beetle, Trichodes ornatus (red phase)
Coccinellidae (Ladybird Beetles)

Twice-stabbed Ladybird Beetle, Axion plagiatum (larva)

Twice-stabbed ladybird Beetle, Chilocorus orbus

Seven-spot Ladybird Beetle,
Coccinella septempunctata

Mealybug Destroyer,
Cryptolaemus montrouzieri

Spotless Ladybird Beetle, Cycloneda polita

Spotless Ladybird Beetle, Cycloneda sanguinea

Asian Ladybird Beetle,
Harmonia axyridis

Asian Ladybird Beetle,
Harmonia axyridis

Convergent Ladybird Beetle,
Hippodamia convergens

Ladybird Beetle,
Hyperaspis trifurcata

Ladybird Beetle,
Mulsantina picta

Naemia seriata litigiosa

Ashy Gray Ladybird Beetle,
Olla v-nigrum (=abdominalis)

Ashy Gray Ladybird Beetle,
Olla v-nigrum (=abdominalis)

Ashy Gray Ladybird Beetle,
Olla v-nigrum (=abdominalis)

Kidney-marked Fairy,
Psyllobora renifer

Twenty-Spotted Ladybird Beetle, Psyllobora vigintimaculata

Vedalia Beetle,
Rodolia cardinalis
   
Cryptophagidae (Silken Fungus Beetles)      

Silken Fungus Beetle,
Cryptophagus sp.
       
Curculionidae (Snout and Bark Beetles, Weevils)

Anthonomus ater

Apinocis sp.

Prickly Pear Weevil,
Cactophagus spinolae

Acorn Weevil,
Curculio sp.

Polyphagous Shot Hole Borer,
Euwallacea sp.

Hypera sp.

Vegetable Weevil,
Listroderes costirostris

Rough Strawberry Root Weevill, Otiorhynchus rugosostriatus

Fuller Rose Beetle,
Pantomorus cervinus

Pest Alert: Western Oak Bark Beetle (Pseudopityophthorus pubipennis)


Red Palm Weevil,
Rhynchophorus ferrugineus

Yucca Weevil,
Scyphophorus yuccae

Smicronyx sp.

Billbug,
Sphenophorus pertinax

Trichobaris compacta

Trichobaris sp.

Tychius lineelus

Curculionid Beetle
   
Dermestidae (Dermestid Beetles)

Carpet Beetle,
Anthrenus lepidus

Carpet Beetle,
Anthrenus parvus

Varied Carpet Beetle,
Anthrenus verbasci

Cryptorhopalum sp.

Carpet Beetle,
Trogoderma sp.
Dytiscidae (Predaceous Diving Beetles)    

Dytiscus verticalis

(larva) Rhantus sp.

Water Beetle,
Stictotarsus striatellus
   
Elateridae (Click Beetles)

Ampedus cordifer

Ctenicera cylindriformis

Arboreal Click Beetle,
Euthysanius sp.

Heteroderes exsul

Melanactes densus
Elateridae (Click Beetles) cont.   Histeridae (Clown Beetles)

Octinodes schaumi

Click Beetle
 
Iliotona cacti

Clown Beetle; Tribe Histerini
Hydrophilidae (Water Scavenger Beetles) Lampyridae (Fireflies)

Water Scavenger Beetle,
Berosus sp.

Elliptic Water Scavenger, Tropisternus ellipticus

California Pink Glowworm, Microphotus angustus

Douglas Fir Glowworm,
Pterotus obscuripennis

Pyropyga nigricans
Lathridiidae (Minute Brown Scavenger Beetles) Meloidae (Blister Beetles)

Subfamily Corticariinae

Epicauta alphonsii

Eupompha elegans

Red-eared Blister Beetle,
Lytta auriculata

Lytta sp.
Meloidae (Blister Beetles) cont.

Nemognatha cantharidis

Nemognatha nigripennis

Nemognatha soror

Nemognatha sp.

Nemognatha sp.
Melyridae (Soft-winged Flower Beetles)

Attalus trimaculatus

Attalus sp.

Attalus sp.

Collops marginicollis

Dasytinae

Endeodes insularis

Eschatocrepis constrictus

Listrus sp.

Malachius capillicornis

Malachius auritus

Malachius thevenetii

Malachius sp.

Scelopristis grandiceps

Tanaops longiceps

Trichochrous sordidus

Soft-winged Flower Beetle

Soft-winged Flower Beetle

Soft-winged Flower Beetle
   
Mordeliidae (Tumbling Flower Beetles)

Mordella hubbsi

Mordella sp.

Mordellistena pustulata

Mordellistena sp.
 
Nitidulidae (Sap-feeding Beetles)

Carpophilus humeralis

Carpophilus pallipennis

Carpophilus sp.

Conotelus mexicanus

Cybocephalus californicus

Stelidota sp.

Sap-feeding Beetle
     
Oedemeridae
(False Blister Beetles)
Pyrochroidae
(Fire-Colored Beetles)
Ptinidae
(Spider Beetles)
Rhipiphoridae
(Wedge-shaped Beetles)

Asclera excavata

Fire-colored Beetle,
Pedilus bardi

Spider Beetle,
Mesocoelopus collaris

Rhipiphorus rex

Rhipiphorus sexdens
Scarabaeidae (Scarab Beetles)

Aphodius pseudolividus

Tumblebug,
Canthon simplex simplex

Green Fruit Beetle,
Cotinus mutabilis

Southern Masked Chafer, Cyclocephala lurida

Masked Chafer,
Cyclocephala melanocephala

Small June Beetle,
Serica sp.

Shining Leaf Chafer,
Paracotalpa ursina

Dusty June Beetle,
Parathyce palpalis

Ten-lined June Beetle,
Polyphylla decemlineata
 
Scraptiidae (False Flower Beetles)   Silphidae (Carrion Beetles)

False Flower Beetle,
Anaspis atrata
   
Sexton Beetle,
Nicrophorus sp.
 
Staphylinidae (Rove Beetles)

Subfamily Aleocharinae

Intertidal Rove Beetle, Cafius sp.

Neobisnius gratus

Large Rove Beetle, Philonthus sp.

Platydracus tarsalis

Quedius sp.

Thinopinus pictus
 
 
Tenebrionidae (Darkling Beetles)

Blapstinus sp.

Stink Beetle, Coelocnemis sp.

Ground Beetle, Conibius sp.

Eleodes acuticauda

Desert Stink Beetle,
Eleodes nigropilosus

Wooly Darkling Beetle,
Eleodes osculans

Desert Stink Beetle,
Eleodes sp.; subgenus Blapylis

Eleodes sp.; Subgenus Blapylis

Gonocephalum sp.

Tai Chi Beetle,
Gondwanocrypticus platensis

Microschatia inaequalis

Nyctoporis carinata

Opatrinae

Opatrinae

Stenochiinae

Stethasida muricatula

Additional Tenebrionids reported from Upper Newport Bay:

Ciliate plume beetle, Coelus ciliatus
Coelus globosus

March, K.G. (1990) Upper Newport Bay Regional Park Existing Biological Resources. Prepared for EDAW.

     
Trogidae
(Hide Beetles)
Trogossitidae
(Bark-gnawing Beetles)
Zopheridae
(Ironclad Beetles)

Hide Beetle, Omorgus sp.

Temnoscheila sp.


Diabolical Ironclad Beetle, Phloeodes diabolicus
   

Learn More! - The California Beetle Project

© Peter J. Bryant and Ron Hemberger.
Back to Arthropods of Orange County, California